What Happens when an Acoustic Neuroma Develops?

Introduction: Navigating the Unseen Development of an Acoustic Neuroma

You’re probably here because the words “acoustic neuroma” have been tossed around, perhaps by a doctor during an appointment, or maybe you’ve seen them in an article about brain tumors. It’s a phrase that can conjure a lot of uncertainty, and you’re looking for clarity. You want to understand what’s happening within your own body, or perhaps the body of someone you care about. As the Listicle Content Architect, my role is to take complex, often daunting, medical information and make it accessible, understandable, and ultimately, empowering. This isn’t about sensationalizing; it’s about providing you with a clear roadmap of what an acoustic neuroma is and the journey it can take from its quiet beginnings to its potential impact.

Think of this listicle as your personal guide. We’re going to delve into the very origins of this condition, peeling back the layers to understand its fundamental nature. We’ll explore how it quietly begins to grow, where it tends to set up shop, and why it might choose that particular location. Then, we’ll broaden our scope to examine the cascade of events that unfold as it develops. This isn’t just about recognizing symptoms; it’s about understanding the intricate ways a small tumor can influence some of your most fundamental senses. We’ll discuss the subtle whispers of change that often herald its presence, and how these can evolve into more noticeable disruptions. Crucially, we’ll outline the diagnostic process, demystifying the steps involved in identifying an acoustic neuroma, so you know what to expect. Finally, we’ll touch upon the various paths forward, empowering you with knowledge about the options available for management and treatment. My goal is to equip you with the information you need to feel more in control, to ask the right questions, and to navigate this experience with a greater sense of understanding and preparedness.

The Genesis: Where and How an Acoustic Neuroma Begins

You’ve encountered the term, and now you’re asking: where does this thing actually start? The development of an acoustic neuroma is a story rooted in the specific biology of your nervous system, particularly the delicate pathways that connect your inner ear to your brain. Understanding its origin is the first crucial step in unraveling the entire narrative. It’s not an invasive species that has “invaded” from somewhere foreign; rather, it’s born from the very cells designed to facilitate your hearing and balance.

The Role of Schwann Cells

Your body is a marvel of cellular specialization, and in the context of an acoustic neuroma, a particular type of cell takes center stage: the Schwann cell. These cells are not unique to the auditory nerve; they are essential for the health and function of many nerves throughout your body. Their primary job is to wrap around nerve fibers, forming a protective and insulating layer called the myelin sheath. This sheath is absolutely critical for the rapid and efficient transmission of nerve signals. Think of it like the plastic coating on an electrical wire – it prevents signal leakage and ensures that the electrical impulse travels quickly and accurately to its destination.

Myelination and Signal Transmission: Without functional Schwann cells and the myelin they produce, nerve signals would be slow, jumbled, or not transmitted at all. This is fundamental to every function controlled by nerves, from the simplest reflex to the most complex thought.
Support and Nutrition: Beyond insulation, Schwann cells also provide support and vital nutrients to the nerve fibers they ensheath. They play a role in nerve repair and regeneration when damage occurs.

The Vestibular Schwannoma: A More Precise Term

While “acoustic neuroma” is widely understood, you might encounter a more precise term from medical professionals: “vestibular schwannoma.” This designation highlights the origin of the tumor. Acoustic refers to the part of the nerve responsible for hearing (the cochlear nerve), but these tumors most commonly arise from the Schwann cells of the vestibular nerve, which is responsible for balance. Often, the tumor will eventually involve the cochlear nerve as it grows. For simplicity and clarity, we’ll continue to use “acoustic neuroma” throughout this guide, but it’s good to be aware of the more technical terminology.

The Process of Uncontrolled Growth

The fundamental issue with an acoustic neuroma is that it represents a deviation from normal cellular behavior. Instead of functioning as they should, the Schwann cells begin to proliferate uncontrollably. This isn’t a conscious decision by the cells; it’s a molecular error, a glitch in the genetic programming that governs cell division and growth.

Benign by Nature (Usually): It’s important to emphasize that acoustic neuromas are almost always benign, meaning they are not cancerous. This is a critical distinction. They do not spread to other parts of the body (metastasize). Their harm comes from their location and their growth, which can press on vital structures.
Slow and Steady Progression: The growth of these tumors is typically very slow, often taking years – sometimes even a decade or more – to reach a size where they cause noticeable symptoms. Imagine water slowly but persistently dripping onto a surface; over a long period, it can erode or alter that surface. The tumor’s growth is similar, gradual and persistent.
Genetic Mutations: While the exact trigger for these mutations isn’t always known in sporadic cases (the vast majority), it’s understood that specific genes that regulate cell growth and tumor suppression are involved. In rare instances, like in neurofibromatosis type 2 (NF2), a genetic predisposition greatly increases the risk of developing multiple tumors, including acoustic neuromas.

The Crucial Location: The Internal Auditory Canal

The specific anatomical location where acoustic neuromas typically begin is the internal auditory canal (IAC). This is a narrow, bony tunnel within your skull that runs from the inner ear towards the brainstem. The IAC is a critical passageway because it houses not only the vestibular and cochlear nerves but also the facial nerve.

A Tight Squeeze: The IAC is quite small. Imagine a very busy, narrow highway – only a certain amount of traffic can pass through smoothly. When a tumor starts to grow within this confined space, it has nowhere to go but to push and compress the delicate nerves it shares the space with.
Proximity to Vital Structures: As the tumor grows larger, it eventually exits the IAC and enters the cerebellopontine angle (CPA), a space at the base of the brain. This area is incredibly important, housing the brainstem (which controls many life-sustaining functions), cranial nerves responsible for movement, sensation, and other functions, and also the cerebellum, which is crucial for coordination and balance. The tumor’s proximity to these vital structures explains the variety and severity of potential symptoms.

By understanding that an acoustic neuroma originates from Schwann cells along the vestibular and cochlear nerves, typically within the confines of the internal auditory canal, you’re building a foundational understanding of what is happening and where it’s happening. This sets the stage for understanding how this growth impacts your body.

The Subtle Onset: Early Signs and Symptoms You Might Not Notice (Yet)

The insidious nature of an acoustic neuroma is that it often begins with changes so subtle, you might easily dismiss them or attribute them to other, more common causes. It’s like a whisper that gradually grows louder. You’re here to understand when those whispers start, the very first indications that something is developing. Recognizing these early signs isn’t about immediate panic, but about heightened awareness and knowing when to seek professional evaluation.

Hearing Loss: The Most Common Culprit

This is the hallmark symptom, the most frequent companion to an acoustic neuroma, and often the first one that prompts a visit to the doctor. However, its subtlety can be deceptive.

Unilateral Hearing Loss: The most characteristic type of hearing loss is experienced in only one ear (unilateral). You might notice it when you’re in a noisy environment, finding it harder to distinguish conversations from background sounds. Or perhaps you realize you can’t hear the phone as well on one side.
Gradual Deterioration: This isn’t a sudden plunge into deafness. Instead, it’s a slow and progressive decline in your ability to hear. You might find yourself asking people to repeat themselves more often, or you might start to favor the ear that hears better by turning your head to listen.
Difficulty with Speech Clarity: It’s not just about the volume. You might find that people’s voices sound muffled or unclear, even if you can hear that they are speaking. This is because the tumor is affecting the nerve fibers responsible for processing the complex frequencies of speech.

Tinnitus: The Persistent Ringing or Buzzing

Tinnitus is the perception of sound in the absence of an external source. For those with acoustic neuromas, it’s often a persistent companion.

A One-Sided Symphony (or Cacophony): Similar to hearing loss, tinnitus associated with acoustic neuromas is typically experienced in the same ear as the hearing impairment. The sound can vary widely – a ringing, buzzing, hissing, roaring, or even a clicking.
Constant or Intermittent: For some, the tinnitus is a constant presence, a low-level hum that is always there. For others, it may come and go, or fluctuate in intensity.
Impact on Daily Life: While some people learn to live with tinnitus, it can be incredibly disruptive, affecting concentration, sleep, and emotional well-being.

Dizziness and Balance Problems: When the Ground Feels Unsteady

The vestibular nerve, as its name suggests, is critical for your sense of balance. When an acoustic neuroma grows and impinges on this nerve, balance issues are a common consequence.

Vertigo: This is more than just feeling a bit unsteady. Vertigo is a sensation of spinning or the world around you spinning, even when you are standing still. It can be a profound and disorienting experience.
Disequilibrium and Imbalance: Beyond acute vertigo spells, you might experience a general feeling of unsteadiness or being off-balance, particularly when walking or moving your head. This can lead to a fear of falling.
Subtle Instability: You might not experience full-blown vertigo, but rather a subtle feeling of being “off” or a slight unsteadiness that you might not be able to pinpoint. This can manifest as a reduced confidence in your gait.
Nystagmus: In some cases, pressure on the vestibular nerve can lead to nystagmus, an involuntary, rapid movement of the eyes. This can contribute to the sensation of the world spinning.

Facial Numbness or Weakness: A Later, But Significant Sign

While not as common in the very early stages, as the tumor grows and exerts pressure within the confined space of the internal auditory canal, it can eventually affect the facial nerve, which also travels through this region.

Subtle Tingling or Numbness: You might initially notice a slight tingling sensation or a patch of numbness on one side of your face. This can be very localized, perhaps on your cheek or around your lips.
Facial Weakness: If the pressure on the facial nerve increases, you might experience weakness on the affected side of your face. This can manifest as difficulty smiling, closing your eye, or subtle drooping of the mouth.
Taste Disturbances: The facial nerve also carries sensory information for taste from the front of your tongue. Pressure can sometimes lead to a diminished sense of taste on that side of your tongue.

The key takeaway here is that these symptoms often develop GRADUALLY. You might experience one or two of them, and because they can be subtle or easily attributed to other things like earwax buildup, aging, or stress, individuals often don’t seek medical attention for a considerable time. This is why it’s important to pay attention to persistent or worsening changes in your hearing, balance, or any unusual sensations in your ear or face.

The Cascade of Compression: How the Tumor Affects Your Nerves and Brain

You’ve been introduced to the initial whispers, the subtle signs. Now, we delve deeper into the mechanics of what’s happening. An acoustic neuroma, by its very nature and location, exerts pressure. It’s this pressure, its gradual increase, and the proximity to vital neurological structures that dictate the symptoms you experience. Think of it like a very slow-motion squeeze, affecting the delicate communication lines that run through your head.

Pressure on the Cochlear Nerve: Beyond Hearing Loss

You already know the cochlear nerve is responsible for hearing. But the damage caused by compression goes beyond simple attenuation of sound.

Auditory Nerve Fiber Dysfunction: The myelin sheath protecting the cochlear nerve fibers can be damaged, or the nerve signals themselves can be distorted by the pressure. This leads to problems with distinguishing frequencies, understanding speech in noise, and perceiving subtle differences in sound.
Impaired Signal Processing: The tumor’s pressure can interfere with the efficient transmission of auditory signals from the inner ear to the brainstem and then to the auditory cortex in the brain. This means even if the ear itself is functioning reasonably well, the signal isn’t being processed correctly.
Central Auditory Processing Disorder: In effect, the brain may struggle to make sense of the auditory information it receives, leading to what’s sometimes referred to as a central auditory processing disorder, even if the peripheral hearing apparatus is intact.

Compression of the Vestibular Nerve: The Balance Crisis

The vestibular nerve is your internal GPS, providing your brain with continuous information about your head’s position and movement. Tumor pressure disrupts this vital system.

Disrupted Sensory Input: The vestibular system has three semicircular canals and two otolith organs, all responsible for detecting different types of motion and gravity. When the vestibular nerve is compressed, the signals from these organs become unreliable or are sent to the brain in a distorted fashion.
Conflicting Information to the Brain: Your brain receives sensory information from multiple sources, including your eyes and your proprioception (your sense of body position). When the vestibular input is compromised, it conflicts with information from other senses, leading to the disorienting sensation of vertigo or imbalance.
Meniere’s-like Symptoms: In some instances, the compression can cause fluctuating symptoms that can mimic Meniere’s disease, including episodes of vertigo, tinnitus, and hearing loss.

The Facial Nerve’s Predicament: When the Face Becomes Affected

As mentioned, the facial nerve (cranial nerve VII) shares the internal auditory canal with the auditory and vestibular nerves. Its close proximity makes it vulnerable as the tumor expands.

Motor Pathway Disruption: The facial nerve controls the muscles of facial expression. Pressure can lead to a breakdown in the motor signals sent from the brain to these muscles. This can result in anything from subtle weakness to complete paralysis of the facial muscles on one side (Bell’s palsy-like symptoms).
Sensory Pathway Compromise: The facial nerve also carries sensory information for taste from the anterior two-thirds of the tongue and provides autonomic innervation to glands like the lacrimal glands (tear production) and salivary glands. Compression can therefore affect taste sensation and, less commonly, tear production.

Pressure on Nearby Cranial Nerves and Brainstem Structures: The Far-Reaching Effects

When an acoustic neuroma grows beyond the internal auditory canal into the cerebellopontine angle, it’s in direct contact with even more critical structures.

Trigeminal Nerve Involvement: The trigeminal nerve (cranial nerve V) is responsible for sensation in the face and motor control of chewing muscles. Pressure on this nerve can lead to facial pain, numbness, or tingling over parts of the face.
Abducens Nerve Compression: The abducens nerve (cranial nerve VI) controls eye movement. This is less common but can lead to double vision (diplopia) if compressed.
Brainstem Compression: The brainstem is the vital relay center connecting the cerebrum and cerebellum to the spinal cord. It controls fundamental life functions like breathing, heart rate, and consciousness. While acoustic neuromas are slow-growing and usually reach significant sizes before causing direct brainstem compression, this is the most serious risk. Symptoms could include headache, nausea, vomiting, and in severe, advanced cases, profound neurological deficits.
Cerebellar Involvement: The cerebellum, responsible for motor control, coordination, and balance, can also be affected by the pressure of a larger tumor in the CPA. This can exacerbate balance issues and lead to problems with fine motor skills and gait.

The progression of these symptoms is highly individual. Some people might only experience mild hearing loss and tinnitus for years, while others might develop a more complex constellation of symptoms as the tumor presses on multiple cranial nerves. The key is recognizing that these symptoms are not isolated events but rather consequences of physical pressure on delicate neurological pathways.

The Diagnostic Detective Work: How an Acoustic Neuroma is Identified

You’ve been experiencing some concerning symptoms, and you’re wondering, “What’s going on?” The journey from suspicion to confirmation involves a systematic process undertaken by medical professionals, a kind of diagnostic detective work. It’s about gathering clues, using specialized tools, and piecing together the puzzle to arrive at an accurate diagnosis. You’ll likely encounter a few different stages and types of medical professionals along the way.

The Initial Consultation: Listening to Your Story

Your first port of call is typically your primary care physician or an Ear, Nose, and Throat (ENT) specialist, also known as an otolaryngologist.

Detailed Medical History: The doctor will ask you extensive questions about your symptoms: when they started, how they’ve progressed, what makes them better or worse, and any other health issues you might have. Be prepared to be very specific.
Physical Examination: This will include a general physical exam and a more focused examination of your ears, nose, and throat.

Audiological Evaluation: Testing Your Hearing’s Abilities

If hearing loss or tinnitus is a primary concern, you will almost certainly be referred for a comprehensive audiological evaluation. This is a crucial step in identifying potential issues with the auditory system.

Pure-Tone Audiometry: This test measures your ability to hear different frequencies (pitches) and intensities (loudness levels). It helps identify patterns of hearing loss, such as a higher-frequency sensorineural hearing loss, which is common in acoustic neuromas.
Speech Audiometry: This evaluates your ability to understand spoken words at different volumes. It can reveal difficulties with speech discrimination, especially in the presence of background noise.
Tympanometry: This test assesses the function of your middle ear and the mobility of your eardrum and the tiny bones within it. While it doesn’t directly diagnose an acoustic neuroma, it can help rule out other ear conditions.
Otoacoustic Emissions (OAEs): This test measures the sounds produced by the hair cells in your inner ear in response to sound. Abnormal OAEs can indicate cochlear damage.
Auditory Brainstem Response (ABR) or Brainstem Evoked Response Audiometry (BERA): This is a highly sensitive test that measures the electrical activity in the auditory nerve and lower brainstem in response to sound. A significant delay or absence of response on one side can be a strong indicator of an acoustic neuroma pressing on the auditory nerve.

Vestibular Function Tests: Assessing Your Balance System

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If dizziness or balance problems are prominent, further testing will focus on the vestibular system.

Electronystagmography (ENG) or Videonystagmography (VNG): These tests record your eye movements in response to various stimuli, including head movements and caloric stimulation (introducing warm and cool air or water into your ear canal). These help assess the function of the inner ear balance organs.
Rotary Chair Testing: This involves sitting in a specially designed chair that rotates at different speeds to stimulate the vestibular system and observe eye movements.
Vestibular Evoked Myogenic Potentials (VEMPs): This test assesses the function of specific parts of the vestibular system.

Imaging Studies: Seeing the Unseen Tumor

While the functional tests provide strong clues, definitive diagnosis of an acoustic neuroma relies on imaging.

Magnetic Resonance Imaging (MRI) with Gadolinium Contrast: This is the gold standard for diagnosing acoustic neuromas. The MRI uses magnetic fields and radio waves to create detailed images of the brain and its structures. When a contrast agent (gadolinium) is injected intravenously, it highlights areas of abnormal tissue, such as tumors, causing them to “light up.”
Why MRI is Preferred: MRI is particularly good at visualizing soft tissues like nerves and tumors and can detect even very small acoustic neuromas (as small as a few millimeters). It can clearly delineate the tumor’s size, shape, and exact location within the internal auditory canal and cerebellopontine angle.
Types of MRI Sequences: Specific MRI sequences, such as T1-weighted, T2-weighted, and diffusion-weighted imaging, are used to provide different types of information about the lesion.
Computed Tomography (CT) Scan (Less Common for Initial Diagnosis): While CT scans can show bone detail and can sometimes detect larger tumors or associated bony changes, they are not as sensitive as MRI for visualizing the small nerves and early-stage acoustic neuromas. CT is often used if MRI is contraindicated (e.g., due to a pacemaker) or to assess bony structures in more detail after an MRI has identified a tumor.

Other Investigations (Less Common)

In select cases, other tests might be considered:

Genetic Testing: If there is a suspicion of neurofibromatosis type 2 (NF2), which is an inherited condition that predisposes individuals to developing tumors, genetic testing may be recommended for the patient and potentially their family members.
Neurological Examination: A neurologist may perform a detailed neurological exam to assess functions controlled by other cranial nerves and brain structures, especially if the tumor is large or there are concerns about wider neurological involvement.

The diagnostic process is designed to be thorough and progressive. Your symptoms are the starting point, leading to specialized tests that provide objective data. Imaging, particularly MRI, is usually the definitive step that confirms the presence, size, and location of an acoustic neuroma, allowing your medical team to then discuss management and treatment options tailored to your specific situation.

Charting the Course: Management and Treatment Options

You’ve been diagnosed with an acoustic neuroma. This is a significant moment, and naturally, you’ll be wondering, “What happens now? What are my options?” The good news is that there are several well-established approaches to managing acoustic neuromas, and the choice of treatment is highly individualized, based on factors like your age, overall health, the size and location of the tumor, and your symptoms. As your Listicle Content Architect, I’m here to guide you through what these paths might look like, empowering you with knowledge to have informed discussions with your medical team.

Option 1: Watchful Waiting (Observation)

For many individuals with small, asymptomatic, or slow-growing acoustic neuromas, the recommended approach is non-intervention. This doesn’t mean doing nothing; it means active surveillance.

When is it Recommended? This strategy is often chosen for tumors that are very small (typically less than 1-2 cm), are not causing significant symptoms, and show little to no growth over successive imaging scans. It’s also frequently considered for older patients or those with significant other medical conditions that would make other treatments riskier.
The Process of “Watchful Waiting”: This involves regular follow-up appointments with your doctor and periodic MRI scans. The frequency of these scans will be determined by your physician, but it might be every six months to a year initially, and potentially spaced out further if the tumor remains stable.
Benefits: The primary benefit is avoiding the risks and side effects associated with more invasive treatments. Your hearing, facial nerve function, and balance are preserved as much as possible.
Risks/Considerations: The risk is that the tumor could grow and eventually cause symptoms or become more difficult to treat later. It requires commitment to regular monitoring.

Option 2: Surgical Intervention

Surgery is the most definitive treatment for acoustic neuromas and is often recommended when tumors are larger, causing significant symptoms, or growing rapidly. The main goals of surgery are to remove the tumor, preserve hearing (if possible), and protect facial nerve function.

Types of Surgical Approaches:
Microsurgical Resection: This is the most common approach. The surgeon removes the tumor through an incision based on the tumor’s location and size.
Retrosigmoid (Posterior) Approach: This involves making an incision behind the ear and removing a small piece of bone. It provides excellent visualization of the tumor within the cerebellopontine angle and allows for good preservation of hearing and facial nerve function, especially for smaller tumors.
Translabyrinthine Approach: This approach involves removing a portion of the mastoid bone (behind the ear) and the bone of the inner ear labyrinth. This approach offers wide exposure to the tumor but results in the sacrifice of hearing in the operated ear. It may be preferred for larger tumors or when hearing is already significantly impaired or absent in that ear.
Middle Fossa Approach: This approach involves accessing the tumor through an incision above the ear. It’s often used for smaller tumors located primarily within the internal auditory canal, with a good potential for hearing preservation.
Endoscopic Endonasal Approach (EEA): While less common for acoustic neuromas, this minimally invasive approach is gaining traction for certain types of skull base tumors. It involves accessing tumors through the nostrils using an endoscope. Its applicability to acoustic neuromas is usually reserved for specific circumstances or very rare presentations.

Goals of Surgery:
Total Resection: Removing the entire tumor. If a small amount of tumor is left behind to preserve function, it might be monitored with MRI.
Hearing Preservation: Depending on the tumor size and location, and the pre-operative hearing status, surgeons aim to preserve as much hearing as possible, particularly with the retrosigmoid and middle fossa approaches.
Facial Nerve Preservation: This is a primary surgical goal. Surgeons meticulously identify and protect the facial nerve during the procedure.

Risks and Side Effects of Surgery: These can include hearing loss, facial nerve weakness or paralysis, balance problems, cerebrospinal fluid leak, infection, and in rare cases, stroke or bleeding.

Option 3: Radiation Therapy

Radiation therapy uses targeted beams of high-energy radiation to damage tumor cells and control their growth. It’s often considered when surgery is not ideal or for patients who are not candidates for surgery.

Types of Radiation Therapy:
Stereotactic Radiosurgery (SRS): This is a highly precise form of radiation therapy delivered in a single session. A dose of radiation is focused on the tumor from multiple angles. Examples include Gamma Knife radiosurgery and CyberKnife.
Stereotactic Radiation Therapy (SRT) or Fractionated Radiation Therapy: This involves delivering radiation in multiple smaller doses over several weeks. This approach can be useful for larger tumors or those close to critical structures where a single high dose might be too risky.

When is Radiation Therapy Used?
When Surgery is Risky: For older patients, those with significant co-existing medical conditions, or those who have previously undergone surgery for the same tumor.
Tumor Control: Radiation therapy aims to stop the tumor from growing or to shrink it. It is generally not expected to restore hearing or completely reverse symptoms that have already occurred due to pressure.
Recurrent Tumors: It can be an option for tumors that have regrown after surgery.

Benefits: It is non-invasive or minimally invasive (compared to open surgery), and generally has fewer immediate side effects than surgery.
Risks and Side Effects: Potential side effects include temporary fatigue, hair loss at the treatment site, and potential long-term risks such as damage to surrounding healthy tissues, including the facial nerve and cochlear nerve, which could lead to delayed hearing loss or facial weakness. However, modern techniques significantly minimize these risks.

The Decision-Making Process: A Collaborative Effort

Choosing the right path is a deeply personal decision. It’s a collaborative process involving you, your family, and your multidisciplinary medical team, which may include neurosurgeons, otolaryngologists, radiation oncologists, audiologists, and neurologists.

Understanding Your Personal Preferences: What are your priorities? Is preserving hearing paramount, even if it means more frequent monitoring? Or is the desire to remove the tumor as quickly as possible your main concern?
Evaluating the Tumor Characteristics: Size, location, and growth rate are critical factors.
Assessing Your Health: Your overall health and any other medical conditions will influence the safety profile of different treatments.
Discussing Risks vs. Benefits: It’s essential to have a clear understanding of the potential advantages and disadvantages of each option.

By exploring these management and treatment options, you’re not just reacting to a diagnosis; you’re actively participating in shaping your future care. Each path has its own set of considerations, and the right choice is the one that best aligns with your medical situation, your values, and your desired outcomes.

FAQs

What is an acoustic neuroma?

An acoustic neuroma is a non-cancerous tumor that develops on the main nerve leading from the inner ear to the brain. It is also known as a vestibular schwannoma.

What are the symptoms of an acoustic neuroma?

Symptoms of an acoustic neuroma can include hearing loss, ringing in the ear, dizziness, balance problems, facial numbness or weakness, and headaches.

How is an acoustic neuroma diagnosed?

An acoustic neuroma can be diagnosed through a combination of a patient’s medical history, a physical examination, and imaging tests such as MRI or CT scans.